debug.isa (12236:126ac9da6050) | debug.isa (14277:73d5e60b3a7c) |
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1// Copyright (c) 2008 The Hewlett-Packard Development Company 2// All rights reserved. 3// 4// The license below extends only to copyright in the software and shall 5// not be construed as granting a license to any other intellectual 6// property including but not limited to intellectual property relating 7// to a hardware implementation of the functionality of the software 8// licensed hereunder. You may use the software subject to the license --- 28 unchanged lines hidden (view full) --- 37 38////////////////////////////////////////////////////////////////////////// 39// 40// Debug Microops 41// 42////////////////////////////////////////////////////////////////////////// 43 44output header {{ | 1// Copyright (c) 2008 The Hewlett-Packard Development Company 2// All rights reserved. 3// 4// The license below extends only to copyright in the software and shall 5// not be construed as granting a license to any other intellectual 6// property including but not limited to intellectual property relating 7// to a hardware implementation of the functionality of the software 8// licensed hereunder. You may use the software subject to the license --- 28 unchanged lines hidden (view full) --- 37 38////////////////////////////////////////////////////////////////////////// 39// 40// Debug Microops 41// 42////////////////////////////////////////////////////////////////////////// 43 44output header {{ |
45 class MicroDebugBase : public X86ISA::X86MicroopBase | 45 class MicroDebug : public X86ISA::X86MicroopBase |
46 { 47 protected: | 46 { 47 protected: |
48 typedef GenericISA::M5DebugFault::DebugFunc DebugFunc; 49 DebugFunc func; 50 std::string message; 51 uint8_t cc; | 48 std::shared_ptr<GenericISA::M5DebugFault> fault; |
52 53 public: | 49 50 public: |
54 MicroDebugBase(ExtMachInst machInst, const char * mnem, 55 const char * instMnem, uint64_t setFlags, 56 DebugFunc _func, std::string _message, uint8_t _cc) : 57 X86MicroopBase(machInst, mnem, instMnem, setFlags, No_OpClass), 58 func(_func), message(_message), cc(_cc) 59 {} | 51 MicroDebug(ExtMachInst _machInst, const char *mnem, 52 const char *instMnem, uint64_t setFlags, 53 GenericISA::M5DebugFault *_fault); |
60 | 54 |
55 Fault 56 execute(ExecContext *xc, Trace::InstRecord *traceData) const 57 { 58 return fault; 59 } 60 |
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61 std::string 62 generateDisassembly(Addr pc, const SymbolTable *symtab) const 63 { 64 std::stringstream response; 65 66 printMnemonic(response, instMnem, mnemonic); | 61 std::string 62 generateDisassembly(Addr pc, const SymbolTable *symtab) const 63 { 64 std::stringstream response; 65 66 printMnemonic(response, instMnem, mnemonic); |
67 response << "\"" << message << "\""; | 67 response << "\"" << fault->message() << "\""; |
68 69 return response.str(); 70 } 71 }; | 68 69 return response.str(); 70 } 71 }; |
72}}; | |
73 | 72 |
74def template MicroDebugDeclare {{ 75 class %(class_name)s : public %(base_class)s | 73 class MicroDebugFlags : public MicroDebug |
76 { | 74 { |
75 protected: 76 uint8_t cc; 77 |
|
77 public: | 78 public: |
78 %(class_name)s(ExtMachInst _machInst, const char * instMnem, 79 uint64_t setFlags, std::string _message, uint8_t _cc); | 79 MicroDebugFlags(ExtMachInst _machInst, const char *mnem, 80 const char *instMnem, uint64_t setFlags, 81 GenericISA::M5DebugFault *_fault, uint8_t _cc); |
80 81 Fault execute(ExecContext *, Trace::InstRecord *) const; 82 }; 83}}; 84 | 82 83 Fault execute(ExecContext *, Trace::InstRecord *) const; 84 }; 85}}; 86 |
85def template MicroDebugExecute {{ | 87output decoder {{ 88 MicroDebug::MicroDebug(ExtMachInst _machInst, const char *mnem, 89 const char *instMnem, uint64_t setFlags, 90 GenericISA::M5DebugFault *_fault) : 91 X86ISA::X86MicroopBase(_machInst, mnem, instMnem, 92 setFlags, No_OpClass), 93 fault(_fault) 94 {} 95}}; 96 97def template MicroDebugFlagsExecute {{ |
86 Fault 87 %(class_name)s::execute(ExecContext *xc, 88 Trace::InstRecord *traceData) const 89 { 90 %(op_decl)s 91 %(op_rd)s 92 if (%(cond_test)s) { | 98 Fault 99 %(class_name)s::execute(ExecContext *xc, 100 Trace::InstRecord *traceData) const 101 { 102 %(op_decl)s 103 %(op_rd)s 104 if (%(cond_test)s) { |
93 return std::make_shared<GenericISA::M5DebugFault>(func, 94 message); | 105 return %(base_class)s::execute(xc, traceData); |
95 } else { 96 return NoFault; 97 } 98 } 99}}; 100 | 106 } else { 107 return NoFault; 108 } 109 } 110}}; 111 |
101def template MicroDebugConstructor {{ | 112def template MicroDebugFlagsConstructor {{ |
102 %(class_name)s::%(class_name)s( | 113 %(class_name)s::%(class_name)s( |
103 ExtMachInst machInst, const char * instMnem, uint64_t setFlags, 104 std::string _message, uint8_t _cc) : 105 %(base_class)s(machInst, "%(func)s", instMnem, 106 setFlags, %(func_num)s, _message, _cc) | 114 ExtMachInst machInst, const char *mnem, 115 const char *instMnem, uint64_t setFlags, 116 GenericISA::M5DebugFault *_fault, uint8_t _cc) : 117 %(base_class)s(machInst, mnem, instMnem, setFlags, _fault), 118 cc(_cc) |
107 { 108 %(constructor)s; 109 } 110}}; 111 112let {{ | 119 { 120 %(constructor)s; 121 } 122}}; 123 124let {{ |
125 iop = InstObjParams("", "MicroDebugFlags", "MicroDebug", 126 {"code": "", 127 "cond_test": "checkCondition(ccFlagBits | cfofBits | \ 128 dfBit | ecfBit | ezfBit, cc)"}) 129 exec_output = MicroDebugFlagsExecute.subst(iop) 130 decoder_output = MicroDebugFlagsConstructor.subst(iop) 131}}; 132 133let {{ |
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113 class MicroDebug(X86Microop): | 134 class MicroDebug(X86Microop): |
114 def __init__(self, message, flags=None): | 135 def __init__(self, name, fault, message, once, flags): 136 self.name = name 137 self.fault = fault |
115 self.message = message | 138 self.message = message |
116 if flags: 117 if not isinstance(flags, (list, tuple)): 118 raise Exception, "flags must be a list or tuple of flags" 119 self.cond = " | ".join(flags) 120 self.className += "Flags" 121 else: 122 self.cond = "0" | 139 self.once = once 140 self.flags = flags 141 if flags and not isinstance(flags, (list, tuple)): 142 raise Exception, "flags must be a list or tuple of flags" |
123 | 143 |
144 self.className = "MicroDebugFlags" if flags else "MicroDebug" 145 |
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124 def getAllocator(self, microFlags): | 146 def getAllocator(self, microFlags): |
125 allocator = '''new %(class_name)s(machInst, macrocodeBlock, 126 %(flags)s, "%(message)s", %(cc)s)''' % { 127 "class_name" : self.className, 128 "flags" : self.microFlagsText(microFlags), 129 "message" : self.message, 130 "cc" : self.cond} 131 return allocator | 147 if self.once: 148 fault_allocator_template = \ 149 "new %(fault_type)s(%(token)s, %(message)s)" 150 else: 151 fault_allocator_template = \ 152 "new %(fault_type)s(%(message)s)" 153 fault_allocator = fault_allocator_template % { 154 "fault_type": self.fault, 155 "token": "std::string(\"%s\")" % self.message, 156 "message": "\"%s\"" % self.message 157 } |
132 | 158 |
133 exec_output = "" 134 header_output = "" 135 decoder_output = "" | 159 args = ["machInst", "\"%s\"" % self.name, "macrocodeBlock", 160 self.microFlagsText(microFlags), fault_allocator] |
136 | 161 |
137 def buildDebugMicro(func, func_num): 138 global exec_output, header_output, decoder_output | 162 if self.flags: 163 args.append(" | ".join(self.flags)) |
139 | 164 |
140 iop = InstObjParams(func, "Micro%sFlags" % func.capitalize(), 141 "MicroDebugBase", 142 {"code": "", 143 "func": func, 144 "func_num": "GenericISA::M5DebugFault::%s" % func_num, 145 "cond_test": "checkCondition(ccFlagBits | cfofBits | \ 146 dfBit | ecfBit | ezfBit, cc)"}) 147 exec_output += MicroDebugExecute.subst(iop) 148 header_output += MicroDebugDeclare.subst(iop) 149 decoder_output += MicroDebugConstructor.subst(iop) | 165 return "new " + self.className + "(" + ", ".join(args) + ")" |
150 | 166 |
151 iop = InstObjParams(func, "Micro%s" % func.capitalize(), 152 "MicroDebugBase", 153 {"code": "", 154 "func": func, 155 "func_num": "GenericISA::M5DebugFault::%s" % func_num, 156 "cond_test": "true"}) 157 exec_output += MicroDebugExecute.subst(iop) 158 header_output += MicroDebugDeclare.subst(iop) 159 decoder_output += MicroDebugConstructor.subst(iop) | 167 def buildDebugMicro(name, with_once=False): 168 global microopClasses |
160 | 169 |
170 fault_class = "GenericISA::M5" + name.capitalize() + "Fault" 171 |
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161 class MicroDebugChild(MicroDebug): | 172 class MicroDebugChild(MicroDebug): |
162 className = "Micro%s" % func.capitalize() | 173 def __init__(self, message, flags=None): 174 super(MicroDebugChild, self).__init__( 175 name, fault_class, message, False, flags) |
163 | 176 |
164 global microopClasses 165 microopClasses[func] = MicroDebugChild | 177 microopClasses[name] = MicroDebugChild |
166 | 178 |
167 buildDebugMicro("panic", "PanicFunc") 168 buildDebugMicro("fatal", "FatalFunc") 169 buildDebugMicro("warn", "WarnFunc") 170 buildDebugMicro("warn_once", "WarnOnceFunc") | 179 if with_once: 180 fault_once_class = \ 181 "GenericISA::M5" + name.capitalize() + "OnceFault" 182 name_once = name + "_once" 183 184 class MicroDebugOnceChild(MicroDebug): 185 def __init__(self, message, flags=None): 186 super(MicroDebugOnceChild, self).__init__( 187 name_once, fault_once_class, message, True, flags) 188 189 microopClasses[name_once] = MicroDebugOnceChild 190 191 buildDebugMicro("panic") 192 buildDebugMicro("fatal") 193 buildDebugMicro("hack", True) 194 buildDebugMicro("inform", True) 195 buildDebugMicro("warn", True) |
171}}; | 196}}; |